408307008463 has 2 divisors, whose sum is σ = 408307008464. Its totient is φ = 408307008462.

The previous prime is 408307008437. The next prime is 408307008481. The reversal of 408307008463 is 364800703804.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-408307008463 is a prime.

It is a super-2 number, since 2×408307008463² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (408307008163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204153504231 + 204153504232.

It is an arithmetic number, because the mean of its divisors is an integer number (204153504232).

Almost surely, 2^408307008463 is an apocalyptic number.

408307008463 is a deficient number, since it is larger than the sum of its proper divisors (1).

408307008463 is an equidigital number, since it uses as much as digits as its factorization.

408307008463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 43.

The spelling of 408307008463 in words is "four hundred eight billion, three hundred seven million, eight thousand, four hundred sixty-three".